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virtio-crypto: Support asynchronous mode

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virtio-crypto: Modify the current interface of virtio-crypto
device to support asynchronous mode.

Signed-off-by: lei he <helei.sig11@bytedance.com>
Message-Id: <20221008085030.70212-2-helei.sig11@bytedance.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Lei He 2022-10-08 16:50:27 +08:00 • committed by Michael S. Tsirkin
parent a023c4b2e7
commit 2fda101de0
5 changed files with 347 additions and 218 deletions
Download patch file Download diff file Expand all files Collapse all files

53
backends/cryptodev-vhost-user.c
View file

@ -259,13 +259,18 @@ static int64_t cryptodev_vhost_user_sym_create_session(
return -1;
}
static int64_t cryptodev_vhost_user_create_session(
static int cryptodev_vhost_user_create_session(
CryptoDevBackend *backend,
CryptoDevBackendSessionInfo *sess_info,
uint32_t queue_index, Error **errp)
uint32_t queue_index,
CryptoDevCompletionFunc cb,
void *opaque)
{
uint32_t op_code = sess_info->op_code;
CryptoDevBackendSymSessionInfo *sym_sess_info;
int64_t ret;
Error *local_error = NULL;
int status;
switch (op_code) {
case VIRTIO_CRYPTO_CIPHER_CREATE_SESSION:
@ -273,27 +278,42 @@ static int64_t cryptodev_vhost_user_create_session(
case VIRTIO_CRYPTO_MAC_CREATE_SESSION:
case VIRTIO_CRYPTO_AEAD_CREATE_SESSION:
sym_sess_info = &sess_info->u.sym_sess_info;
return cryptodev_vhost_user_sym_create_session(backend, sym_sess_info,
queue_index, errp);
default:
error_setg(errp, "Unsupported opcode :%" PRIu32 "",
sess_info->op_code);
return -1;
ret = cryptodev_vhost_user_sym_create_session(backend, sym_sess_info,
queue_index, &local_error);
break;
default:
error_setg(&local_error, "Unsupported opcode :%" PRIu32 "",
sess_info->op_code);
return -VIRTIO_CRYPTO_NOTSUPP;
}
return -1;
if (local_error) {
error_report_err(local_error);
}
if (ret < 0) {
status = -VIRTIO_CRYPTO_ERR;
} else {
sess_info->session_id = ret;
status = VIRTIO_CRYPTO_OK;
}
if (cb) {
cb(opaque, status);
}
return 0;
}
static int cryptodev_vhost_user_close_session(
CryptoDevBackend *backend,
uint64_t session_id,
uint32_t queue_index, Error **errp)
uint32_t queue_index,
CryptoDevCompletionFunc cb,
void *opaque)
{
CryptoDevBackendClient *cc =
backend->conf.peers.ccs[queue_index];
CryptoDevBackendVhost *vhost_crypto;
int ret;
int ret = -1, status;
vhost_crypto = cryptodev_vhost_user_get_vhost(cc, backend, queue_index);
if (vhost_crypto) {
@ -301,12 +321,17 @@ static int cryptodev_vhost_user_close_session(
ret = dev->vhost_ops->vhost_crypto_close_session(dev,
session_id);
if (ret < 0) {
return -1;
status = -VIRTIO_CRYPTO_ERR;
} else {
return 0;
status = VIRTIO_CRYPTO_OK;
}
} else {
status = -VIRTIO_CRYPTO_NOTSUPP;
}
return -1;
if (cb) {
cb(opaque, status);
}
return 0;
}
static void cryptodev_vhost_user_cleanup(